Home / 9,268.13-12,790.02-5,076.38

Finding the Fourth Proportional to 9,268.13, 12,790.02 and 5,076.38

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Solution

The fourth proportional to 9,268.13, 12,790.02 and 5,076.38 is: 7,005.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,268.13 : 12,790.02 = 5,076.38 : x
  2. Step 2: Convert to fraction form
    9,268.13/12,790.02 = 5,076.38/x
  3. Step 3: Cross multiply
    9,268.13x = 12,790.02 × 5,076.38
  4. Step 4: Simplify right side
    9,268.13x = 64,926,937.78
  5. Step 5: Solve for x
    x = 64,926,937.78/9,268.13
  6. Step 6: Final answer
    x = 7,005.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.